linux-kernel - [PATCH v2 2/4] arm64: dts: ti: k3-am625-sk: Add DSS pinmux info

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Date:   Thu, 5 May 2022 19:13:01 +0530
From:   Aradhya Bhatia <a-bhatia1@...com>
To:     Vignesh Raghavendra <vigneshr@...com>
CC:     Nishanth Menon <nm@...com>, Rob Herring <robh+dt@...nel.org>,
        Linux ARM Kernel List <linux-arm-kernel@...ts.infradead.org>,
        Devicetree List <devicetree@...r.kernel.org>,
        Linux Kernel List <linux-kernel@...r.kernel.org>,
        Aradhya Bhatia <a-bhatia1@...com>,
        Rahul T R <r-ravikumar@...com>
Subject: [PATCH v2 2/4] arm64: dts: ti: k3-am625-sk: Add DSS pinmux info

Add pinmux info for video output signals from DSS.

The DSS outputs dpi signals through its second video port (vp2). This
output is of 24 bits (RGB888) and is forwarded to an HDMI transmitter
chip on the board.

Signed-off-by: Aradhya Bhatia <a-bhatia1@...com>
Reviewed-by: Rahul T R <r-ravikumar@...com>
---
 arch/arm64/boot/dts/ti/k3-am625-sk.dts | 38 ++++++++++++++++++++++++++
 1 file changed, 38 insertions(+)

diff --git a/arch/arm64/boot/dts/ti/k3-am625-sk.dts b/arch/arm64/boot/dts/ti/k3-am625-sk.dts
index 5c38ee5ff9b2..ab3d90d358ee 100644
--- a/arch/arm64/boot/dts/ti/k3-am625-sk.dts
+++ b/arch/arm64/boot/dts/ti/k3-am625-sk.dts
@@ -255,6 +255,39 @@ AM62X_IOPAD(0x008, PIN_INPUT, 0) /* (J24) OSPI0_DQS */
 		>;
 	};
 
+	main_dss0_pins_default: main-dss0-pins-default {
+		pinctrl-single,pins = <
+			AM62X_IOPAD(0x0100, PIN_OUTPUT, 0) /* (AC25) VOUT0_VSYNC */
+			AM62X_IOPAD(0x00f8, PIN_OUTPUT, 0) /* (AB24) VOUT0_HSYNC */
+			AM62X_IOPAD(0x0104, PIN_OUTPUT, 0) /* (AC24) VOUT0_PCLK */
+			AM62X_IOPAD(0x00fc, PIN_OUTPUT, 0) /* (Y20) VOUT0_DE */
+			AM62X_IOPAD(0x00b8, PIN_OUTPUT, 0) /* (U22) VOUT0_DATA0 */
+			AM62X_IOPAD(0x00bc, PIN_OUTPUT, 0) /* (V24) VOUT0_DATA1 */
+			AM62X_IOPAD(0x00c0, PIN_OUTPUT, 0) /* (W25) VOUT0_DATA2 */
+			AM62X_IOPAD(0x00c4, PIN_OUTPUT, 0) /* (W24) VOUT0_DATA3 */
+			AM62X_IOPAD(0x00c8, PIN_OUTPUT, 0) /* (Y25) VOUT0_DATA4 */
+			AM62X_IOPAD(0x00cc, PIN_OUTPUT, 0) /* (Y24) VOUT0_DATA5 */
+			AM62X_IOPAD(0x00d0, PIN_OUTPUT, 0) /* (Y23) VOUT0_DATA6 */
+			AM62X_IOPAD(0x00d4, PIN_OUTPUT, 0) /* (AA25) VOUT0_DATA7 */
+			AM62X_IOPAD(0x00d8, PIN_OUTPUT, 0) /* (V21) VOUT0_DATA8 */
+			AM62X_IOPAD(0x00dc, PIN_OUTPUT, 0) /* (W21) VOUT0_DATA9 */
+			AM62X_IOPAD(0x00e0, PIN_OUTPUT, 0) /* (V20) VOUT0_DATA10 */
+			AM62X_IOPAD(0x00e4, PIN_OUTPUT, 0) /* (AA23) VOUT0_DATA11 */
+			AM62X_IOPAD(0x00e8, PIN_OUTPUT, 0) /* (AB25) VOUT0_DATA12 */
+			AM62X_IOPAD(0x00ec, PIN_OUTPUT, 0) /* (AA24) VOUT0_DATA13 */
+			AM62X_IOPAD(0x00f0, PIN_OUTPUT, 0) /* (Y22) VOUT0_DATA14 */
+			AM62X_IOPAD(0x00f4, PIN_OUTPUT, 0) /* (AA21) VOUT0_DATA15 */
+			AM62X_IOPAD(0x005c, PIN_OUTPUT, 1) /* (R24) GPMC0_AD8.VOUT0_DATA16 */
+			AM62X_IOPAD(0x0060, PIN_OUTPUT, 1) /* (R25) GPMC0_AD9.VOUT0_DATA17 */
+			AM62X_IOPAD(0x0064, PIN_OUTPUT, 1) /* (T25) GPMC0_AD10.VOUT0_DATA18 */
+			AM62X_IOPAD(0x0068, PIN_OUTPUT, 1) /* (R21) GPMC0_AD11.VOUT0_DATA19 */
+			AM62X_IOPAD(0x006c, PIN_OUTPUT, 1) /* (T22) GPMC0_AD12.VOUT0_DATA20 */
+			AM62X_IOPAD(0x0070, PIN_OUTPUT, 1) /* (T24) GPMC0_AD13.VOUT0_DATA21 */
+			AM62X_IOPAD(0x0074, PIN_OUTPUT, 1) /* (U25) GPMC0_AD14.VOUT0_DATA22 */
+			AM62X_IOPAD(0x0078, PIN_OUTPUT, 1) /* (U24) GPMC0_AD15.VOUT0_DATA23 */
+		>;
+	};
+
 	vdd_sd_dv_pins_default: vdd-sd-dv-pins-default {
 		pinctrl-single,pins = <
 			AM62X_IOPAD(0x07c, PIN_OUTPUT, 7) /* (P25) GPMC0_CLK.GPIO0_31 */
@@ -412,6 +445,11 @@ cpsw3g_phy1: ethernet-phy@1 {
 	};
 };
 
+&dss {
+	pinctrl-names = "default";
+	pinctrl-0 = <&main_dss0_pins_default>;
+};
+
 &mailbox0_cluster0 {
 	mbox_m4_0: mbox-m4-0 {
 		ti,mbox-rx = <0 0 0>;
-- 
2.36.0